Results 21 to 30 of about 6,144,611 (296)

Triethylene Glycol Dehydration of Natural Gas: Evaluation of Mass and Heat Transfer Coefficients in the Case of Absorption and Stripping Structured Packing Towers [PDF]

open access: yesChemical and Biochemical Engineering Quarterly, 2022
In the last decades, due to their hydraulic performances, structured packings have become the main internals in TEG dehydration units. However, the available literature correlations for the evaluation of mass and heat transfer coefficients were found ...
A. D. Filep, T. Todinca, G. Dumitrel
doaj   +1 more source

Estimation of Volumetric Mass Transfer Coefficient in Bioreactor

open access: yesAl-Khawarizmi Engineering Journal, 2012
This study is concentrated to investigate the effects of aeration and stirring speed on the volumetric mass transfer coefficient (KLa). A dynamic technique was used in estimating KLa values in order to achieve the aim of this study.This study was done in
Zainab Yaquob Atiya
doaj   +2 more sources

Evaluation of material properties determining the moisture transfer

open access: yesEPJ Web of Conferences, 2013
Due to solution the problems of moisture transfer is necessary to deal with two mechanisms of transfer: the molecular mass transfer and mass transfer by convection.
Vestfálova M.
doaj   +1 more source

Study of New Mini-Channel Trans-Critical CO2 Heat Pump Gas Cooler

open access: yesMicromachines, 2022
A gas cooler is one of the important parts of a carbon dioxide (CO2) heat pump water heater, and it must meet the needs of not only pressurization but also heat transfer. It is important to study gas coolers. In this paper, a heat exchanger with a spiral
Jiawei Jiang   +4 more
doaj   +1 more source

Curvature dependence of the interfacial heat and mass transfer coefficients [PDF]

open access: yesThe Journal of Chemical Physics, 2014
Nucleation is often accompanied by heat transfer between the surroundings and a nucleus of a new phase. The interface between two phases gives an additional resistance to this transfer. For small nuclei the interfacial curvature is high, which affects not only equilibrium quantities such as surface tension, but also the transport properties.
Glavatskiy, K. S., Bedeaux, D.
openaire   +3 more sources

Effect of partial wetting on liquid/solid mass transfer in trickle bed reactors [PDF]

open access: yes, 2007
The wetting efficiency of liquid trickle flow over a fixed bed reactor has been measured for a wide range of parameters including operating conditions, bed structure and physico-chemistry of liquid/solid phases.
Baussaron, Loïc   +4 more
core   +1 more source

Transfer Processes across the Free Water Surface [PDF]

open access: yes, 1985
Habilitation thesis on the transfer processes across the free water ...
Jähne, Bernd, Jähne, B.
core   +1 more source

Heat and Mass Transfer

open access: yes, 2019
Heat and mass transfer is the core science for many industrial processes as well as technical and scientific devices. Automotive, aerospace, power generation (both by conventional and renewable energies), industrial equipment and rotating machinery ...

core   +1 more source

Suppression of natural convection heat transfer coefficients in an attic shaped enclosure [PDF]

open access: yes, 2010
The use of convection suppression devices has been widely discussed in the literature as a means of reducing natural convection heat loss from enclosed spaces.
Carson, James K.   +5 more
core   +1 more source

A Comparative Analysis of Two-Phase Flow Boiling Heat Transfer Coefficient and Correlations for Hydrocarbons and Ethanol

open access: yes, 2023
This study will present a comprehensive review of the two-phase flow boiling heat transfer coefficient of hydrocarbons such as propane (R-290), butane (R-600), iso-butane (R-600a), and ethanol at various experimental conditions.
Clement C. Tang, Mohamed ElFaham
core   +1 more source

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